//: Playground - noun: a place where people can play

let s:String? = readLine()  // 人机交互

if s == "我爱你"{
    print("我也爱你")
}
else if s == "我恨你"{
    print("滚")
}
else{
    print("请再说一遍")
    let t:String? = readLine()
    print("你第二次说：")
    print(t)
}
